Gaya APA

Belch, G, E., Belch, M, A. (2006). Advertising and Promotion : An Integrated Marketing Communications Perspective (7). New York: McGraw-Hill.

Gaya MLA

Belch, George, E., Belch, Michael, A. "Advertising and Promotion : An Integrated Marketing Communications Perspective". 7 New York: McGraw-Hill, 2006. Text.